package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.mapper.DishMapper;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Update;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品管理")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("dishDTO:{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //清理redis缓存
        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询:{}", dishPageQueryDTO);

        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);

        return Result.success(pageResult);


    }

    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品:{}",ids);

        dishService.deleteBatch(ids);

        //清理redis缓存, 清楚所有菜品缓存
        cleanCache("dish_*");


        return Result.success();
    }


    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("id:{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);

        return Result.success(dishVO);
    }

    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("dishDTO:{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //清理redis缓存, 清楚所有菜品缓存
        cleanCache("dish_*");

        return Result.success();
    }

    @PostMapping("/status/{status}")
    @ApiOperation("修改菜品状态")
    public Result updateStatus(@PathVariable Integer status, Long id){
        log.info("status:{}",status);
        log.info("id:{}",id);
        dishService.updateStatus(status,id);

        //清理redis缓存, 清楚所有菜品缓存
        cleanCache("dish_*");

        return Result.success();
    }

    //清理redis缓存
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        if (keys != null) {
            redisTemplate.delete(keys);
        }
    }




}
